The C-164 liquid filter-drier is designed for compatibility with common residential and commercial refrigerants

unlike traditional induction motors

What tubing is compatible with this switch

and Johnson Controls Smart Equipment via the standard SA Bus interface

Utica-Dunkirk 550003793 Pilot Assembly 318423-701 The C-164 liquid filter-drier isThe Utica Dunkirk 550003793 Pilot Assembly is a critical OEM replacement component engineered for precise ignition sequences in residential and commercial gas fired boilers. This standing pilot assembly features a durable thermopile and thermocouple configuration, ensuring consistent millivolt output to the gas valve for reliable flame rectification and safety monitoring. Designed specifically for Utica and Dunkirk hydronic systems, this unit replaces